Got petrol 1.4 turbo Sri when weather is hot/car parked in sun have warning alerts service/ping alerts ESC/SERVICE power steering drive with care spent£800.00 last year at vauxhall on diagnostic machine not find error code except for faulty purge valve had it replaced did not have any issues due to no hot weather until last wkend and issues started again spoke to vauxhall garage all they said was bring it in and put on diagnostic machine again at £140.00 an hr